Prospecting Driller: Drills shallow boreholes... [+] More
Prospecting Driller: Drills shallow boreholes to obtain samples of earth formations, for placement of explosives in seismic prospecting, or for other tests to discover petroleum, using portable rotary drilling rigs. Positions truck-mounted derrick at drilling area specified on field map. Starts rig and moves throttles and clutches to raise and lower drilling pipes.
Counts sections of drill rod to determine depth of borehole. Selects coring bit and barrel. Withdraws core barrel from hole and extracts core from barrel. Records depths at which samples were taken. Repairs equipment, using hand tools. (Source: eDOT Job Description) [-] Less
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